Finding the Fourth Proportional to 319,177.51, 440,464.86 and 175,939.95
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Solution
The fourth proportional to 319,177.51, 440,464.86 and 175,939.95 is: 242,797.07
Step by Step Solution
- Step 1: Write the proportion equation
319,177.51 : 440,464.86 = 175,939.95 : x - Step 2: Convert to fraction form
319,177.51/440,464.86 = 175,939.95/x - Step 3: Cross multiply
319,177.51x = 440,464.86 × 175,939.95 - Step 4: Simplify right side
319,177.51x = 77,495,363,242.83 - Step 5: Solve for x
x = 77,495,363,242.83/319,177.51 - Step 6: Final answer
x = 242,797.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.